Testo-540 Light Intensity Meter(Lux Meter)
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For quick and easy light measurements in the workplace
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Sensor is modelled on the spectral sensitivity of the human eye
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Hold function, min/max values
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Protective cap for safe storage
Technical Data
Light Measuring range
0 to 99999 Lux
0 to 9300 ftc
Accuracy
±3 Lux or ±3 % (compared to reference instrument at 90° light irradiation)
Resolution
1 Lux (0 to 19999 Lux)
10 Lux (Remaining Range)
Measuring rate
0.5 s
General technical data Weight
95 g (incl. batteries and protective cap)
Dimensions
133 x 46 x 25 mm
Operating temperature
0 to +50 °C
Protection class
IP40
Battery type
2 AAA micro batteries
Battery life
200 h (average, without display illumination)
Storage temperature
-40 to +70 °C
